#3D449E
Closest named color: Blueberry (#464196). oklch(43.4% 0.144 275.3), rgb(61, 68, 158).
Aa
White text reads best on this color (8.33:1).
About this color
#3D449E is a dark, vivid blue. In OKLCH its lightness is 43%, its chroma 0.144 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.019 away. White text reads best on it, at 8.33:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | vivid (0.144) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.51:1 |
| White text | 8.33:1 |
Values
| HEX | #3D449E |
| RGB | rgb(61, 68, 158) |
| HSL | hsl(236, 44%, 43%) |
| OKLCH | oklch(43.4% 0.144 275.3) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #3D449E | 8.33:1 | AAA | Lc -93.0 | Preferred for body text |
| Black text on #3D449E | 2.51:1 | Fails | Lc 15.6 | Dividers and decoration only |
| #3D449E text on white | 8.33:1 | AAA | Lc 88.4 | Fine for body text |
| #3D449E text on black | 2.51:1 | Fails | Lc -13.8 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 800.
-
Step 50
50
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E5E9FB
oklch(93.6% 0.025 275.9)
-
Step 200
200
#D0D7F9
oklch(88.5% 0.047 276.2)
-
Step 300
300
#B1BDF8
oklch(81% 0.085 275.4)
-
Step 400
400
#8998F4
oklch(70.7% 0.135 275.4)
-
Step 500
500
#6E7CF0
oklch(63.2% 0.172 275.2)
-
Step 600
600
#5861DE
oklch(55.5% 0.188 275.3)
-
Step 700
700
#4950C1
oklch(49.2% 0.174 275.3)
-
Step 800
800 (this color)
#3D449E
oklch(43.4% 0.144 275.3)
-
Step 900
900
#32397C
oklch(37.7% 0.112 275.1)
-
Step 950
950
#1D2249
oklch(27% 0.072 275)
#3D449E with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #0052A1 | 0.053 |
| Deuteranopia (no green cones) | #004A9C | 0.049 |
| Tritanopia (no blue cones) | #00596A | 0.123 |
| Achromatopsia (no color) | #4E4E4E | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D449E
#3D449E
oklch(43.4% 0.144 275.3)
- #605000
#605000
oklch(43.5% 0.089 95.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #3D449E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.019
- Dark Slate Blue #483D8B ΔE 0.037
- Cobalt #1E488F ΔE 0.044
- Sapphire #2138AB ΔE 0.053
- Dusk Blue #26538D ΔE 0.056
- Twilight #4E518B ΔE 0.058
- Light Navy #155084 ΔE 0.068
- Denim Blue #3B5B92 ΔE 0.069
Use #3D449E in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.